glmocoshader.cc

   1 /*\r
   2     Copyright 2012 Marten Richter\r
   3 \r
   4     This file is part of VOMP.\r
   5 \r
   6     VOMP is free software; you can redistribute it and/or modify\r
   7     it under the terms of the GNU General Public License as published by\r
   8     the Free Software Foundation; either version 2 of the License, or\r
   9     (at your option) any later version.\r
  10 \r
  11     VOMP is distributed in the hope that it will be useful,\r
  12     but WITHOUT ANY WARRANTY; without even the implied warranty of\r
  13     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the\r
  14     GNU General Public License for more details.\r
  15 \r
  16     You should have received a copy of the GNU General Public License\r
  17     along with VOMP; if not, write to the Free Software\r
  18     Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.\r
  19 */\r
  20 #include "glmocoshader.h"\r
  21 #include "videovpeogl.h"\r
  22 \r
  23 #define BLOCK_TEXTURE_WIDTH 2048\r
  24 #define BLOCK_TEXTURE_HEIGHT 1024\r
  25 #define BLOCK_SIZE 64\r
  26 #define BLOCK_PER_ROW 32\r
  27 \r
  28 const GLchar moco_vertex_shader[] =\r
  29                 "attribute vec4 block_pos;\n"\r
  30                 "attribute vec2 block_edge;\n"\r
  31                 "attribute vec4 block_types;\n"\r
  32                 "attribute vec2 index;\n"\r
  33                 "attribute float cbp;\n"\r
  34                 "uniform vec2 pict_scale;\n"\r
  35         //      "attribute vec2 tex_coord;\n"\r
  36                 "varying vec4 out_yblockpos_x;\n"\r
  37                 "varying vec4 out_yblockpos_y;\n"\r
  38                 "varying vec4 out_uvblockpos_xy;\n"\r
  39                 "varying vec2 out_block_edge;\n"\r
  40                 "varying vec4 out_block_types;\n"\r
  41 \r
  42                 "varying float out_unsupported;\n"\r
  43 \r
  44                 "const float one=1.0;\n"\r
  45                 "const float c1024=1024.0;\n"\r
  46                 "const float c32=32.0;\n"\r
  47         //      "const float c1over32=0.03125;\n"\r
  48                 "const float c1over32=1./32.;\n"\r
  49 \r
  50 \r
  51                 "const float c65536=65536.;\n"\r
  52 \r
  53 \r
  54 \r
  55                 "const vec4  y_cbp=vec4(1.0,2.0,4.0,8.0);\n"\r
  56                 "const vec2  uv_cbp=vec2(16.0,32.0);\n"\r
  57                 "void main()\n"\r
  58                 "{\n"\r
  59                 // calculate cbp\r
  60                 "  vec4 cbp_vec=vec4(cbp,cbp,cbp,cbp);\n"\r
  61                 "  vec4 fmod_cbp_y=mod(cbp_vec,y_cbp);\n"\r
  62                 "  vec2 fmod_cbp_uv=mod(cbp_vec.xy,uv_cbp);\n"\r
  63                 "  fmod_cbp_y.x=0.;\n"\r
  64                 "  fmod_cbp_y=sign(vec4(fmod_cbp_y.yzw,fmod_cbp_uv.x)-fmod_cbp_y);\n"\r
  65                 "  fmod_cbp_uv=sign(vec2(fmod_cbp_uv.y,cbp)-fmod_cbp_uv);\n"\r
  66                 // resulting vector should indicate with block is present\r
  67                 // now transform it to a sum (TODO vectorize this)\r
  68                 "  vec4 fmod_cbp_y2=fmod_cbp_y;\n"\r
  69                 "  vec2 fmod_cbp_uv2=fmod_cbp_uv;\n"\r
  70                 "  fmod_cbp_y2.y+=fmod_cbp_y2.x;\n"\r
  71                 "  fmod_cbp_y2.z+=fmod_cbp_y2.y;\n"\r
  72                 "  fmod_cbp_y2.w+=fmod_cbp_y2.z;\n"\r
  73                 "  fmod_cbp_uv2.x+=fmod_cbp_y2.w;\n"\r
  74                 "  fmod_cbp_uv2.y+=fmod_cbp_uv2.x;\n"\r
  75 \r
  76                 // now calculate their position inside the short array\r
  77                 "  float m_index=index.x/*+index.y*c65536*/-one;\n" //Not Endian save\r
  78                 "  fmod_cbp_y2+=m_index;\n" //shift to the blocks\r
  79                 "  fmod_cbp_uv2+=m_index;\n"\r
  80                 //"  out_yblockpos_x=(mod(fmod_cbp_y2,c32));\n"\r
  81             //"  out_uvblockpos_xy.xy=(mod(fmod_cbp_uv2,c32));\n"\r
  82                 //"  out_yblockpos_y=floor((fmod_cbp_y2)/c32);\n"\r
  83                 //"  out_uvblockpos_xy.zw=floor((fmod_cbp_uv2)/c32);\n"\r
  84 \r
  85                 "  out_yblockpos_y=floor((fmod_cbp_y2)*c1over32);\n"\r
  86                 "  out_uvblockpos_xy.zw=floor((fmod_cbp_uv2)*c1over32);\n"\r
  87                 "  out_yblockpos_x=fmod_cbp_y2-c32*out_yblockpos_y;\n"\r
  88             "  out_uvblockpos_xy.xy=fmod_cbp_uv2-c32*out_uvblockpos_xy.zw;\n"\r
  89 \r
  90 \r
  91 \r
  92                 //Kick out uncoded blocks\r
  93                 "  out_yblockpos_y-=sign(fmod_cbp_y-one)*c1024;\n"\r
  94                 "  out_uvblockpos_xy.zw-=sign(fmod_cbp_uv-one)*c1024;\n"\r
  95 \r
  96         //      " if (block_types.y!=0.) {\n"\r
  97         //      "  out_unsupported=1.;\n"\r
  98         //      "} else {\n"\r
  99         //      "  out_unsupported=0.;\n"\r
 100         //      "}\n"\r
 101 \r
 102 \r
 103                 "  out_block_edge=block_edge;\n"\r
 104                 "  out_block_types=block_types;\n"\r
 105                 "  vec4 out_pos=block_pos;\n"\r
 106                 "  out_pos.xy+=block_edge;\n"\r
 107                 "  out_pos.xy*=pict_scale;\n"\r
 108                 "  out_pos.xy-=vec2(one,one);"\r
 109                 "  out_pos.zw=vec2(one,one);"\r
 110                 " gl_Position=out_pos;\n"\r
 111                 "}\n";\r
 112 \r
 113 const GLchar moco_frag_shader[] =\r
 114                 "precision mediump float;\n"\r
 115                 "uniform sampler2D blocks;\n"\r
 116                 "uniform sampler2D forward_pic;\n"\r
 117                 "uniform sampler2D backward_pic;\n"\r
 118                 "varying vec4 out_yblockpos_x;\n"\r
 119                 "varying vec4 out_yblockpos_y;\n"\r
 120                 "varying vec4 out_uvblockpos_xy;\n"\r
 121                 "varying vec2 out_block_edge;\n"\r
 122                 "varying vec4 out_block_types;\n" // change this we need so far only the dct type\r
 123                 "varying float out_unsupported;\n"\r
 124 \r
 125                 "const float halfst=0.5;\n"\r
 126                 "const float ctwo=2.0;\n"\r
 127                 "const float cone=1.0;\n"\r
 128                 "const float sieben=7.0;\n"\r
 129                 "const float acht=8.0;\n"\r
 130                 "const float s8=1./8.;\n"\r
 131                 "const float s16=1./16.;\n"\r
 132                 "const float c1over2048=1./2048.;\n"\r
 133                 "const float c1over1024=1./1024.;\n"\r
 134                 "const float c255=255.;\n"\r
 135                 "const float c65280=65280.;\n"\r
 136                 "const float c65536=65536.;\n"\r
 137                 "const float cstep=32767.;\n"\r
 138                 "\n"\r
 139                 "float unpack_short(vec2 income) {\n"\r
 140                 "   float temp=income.y*c65280+income.x*c255;\n"\r
 141                 "   temp-=step(cstep,temp)*c65536;\n"\r
 142                 "   return abs(temp/c255);\n" //temporary work around\r
 143                 "}"\r
 144         //      "uniform sampler2D textureV;\n"\r
 145         //      "uniform sampler2D textureY;\n"\r
 146 //              "varying vec2 out_texCoord;\n"\r
 147                 "void main()\n"\r
 148                 "{\n"\r
 149                 // first figure out the block num for y, first decide between up and down, fix me field\r
 150         //non field code\r
 151                 " vec4 ypos_temp1;\n"\r
 152                 " bool upper_half;\n"\r
 153                 " float line_step;\n"\r
 154                 " if (out_block_types.w!=0.) {\n" //test the dct type\r
 155                 "  upper_half=mod(floor(out_block_edge.y*acht),ctwo)==cone;\n"\r
 156                 "  line_step=cone;\n"\r
 157                 "}else{\n"\r
 158                 "  upper_half=halfst<out_block_edge.y;\n"\r
 159                 "  line_step=ctwo;\n"\r
 160                 "}\n"\r
 161                 " if (upper_half) {\n"\r
 162                 "  ypos_temp1=vec4(out_yblockpos_x.z,out_yblockpos_y.z,out_yblockpos_x.w,out_yblockpos_y.w);\n"\r
 163                 "  } else {\n"\r
 164                 "    ypos_temp1=vec4(out_yblockpos_x.x,out_yblockpos_y.x,out_yblockpos_x.y,out_yblockpos_y.y);\n"\r
 165                 " }\n"\r
 166     //  " vec4 ypos_temp1=mix(vec4(out_yblockpos_x.x,out_yblockpos_y.x,out_yblockpos_x.y,out_yblockpos_y.y),"\r
 167         //      "                  vec4(out_yblockpos_x.z,out_yblockpos_y.z,out_yblockpos_x.w,out_yblockpos_y.w),step(halfst,out_block_edge.y));\n"\r
 168                 //field code\r
 169         //      " vec4 ypos_temp1=mix(vec4(out_yblockpos_x.x,out_yblockpos_y.x,out_yblockpos_x.y,out_yblockpos_y.y),"\r
 170         //                      "                  vec4(out_yblockpos_x.z,out_yblockpos_y.z,out_yblockpos_x.w,out_yblockpos_y.w),step(s16,mod(out_block_edge.y,s8)));\n"\r
 171 \r
 172                 //decide between left and right\r
 173                 " vec4 ypos_temp2;\n"\r
 174                 "if (halfst<out_block_edge.x){\n"\r
 175                 "  ypos_temp2.xy=ypos_temp1.zw;\n"\r
 176                 " }else {\n"\r
 177                 "  ypos_temp2.xy=ypos_temp1.xy;\n"\r
 178                 " }\n"\r
 179                 //now get the intra 8x8 Block coordinates\r
 180                 " vec2 ypos_temp3=floor(mod(out_block_edge*vec2(ctwo,line_step),cone)*acht);\n"\r
 181                 " ypos_temp2.x=(ypos_temp3.x+(ypos_temp3.y+acht*(ypos_temp2.x))*acht);\n"\r
 182                 //" bool subsample=(mod(ypos_temp2.x,ctwo)>halfst);\n"\r
 183                 " bool subsample=mod(ypos_temp3.x,ctwo)==cone;\n"\r
 184                 " ypos_temp2.x*=halfst;\n"\r
 185                 " ypos_temp2.xy*=c1over1024;\n"\r
 186                 " ypos_temp1=texture2D(blocks,ypos_temp2.xy);\n" // now select the right data\r
 187                 "if (subsample){\n"\r
 188                 "  ypos_temp2.xy=ypos_temp1.zw;\n"\r
 189                 //"  ypos_temp2=vec2(cone,0.);\n"\r
 190                 " }else {\n"\r
 191                 "  ypos_temp2.xy=ypos_temp1.xy;\n"\r
 192                 " }\n"\r
 193                 " gl_FragColor.r=unpack_short(ypos_temp2.rg);\n"\r
 194 \r
 195                 //now uv\r
 196                 " ypos_temp3=floor(out_block_edge*acht);\n"\r
 197                 " ypos_temp2.yw=floor(out_uvblockpos_xy.zw);\n"\r
 198                 " ypos_temp2.xz=(ypos_temp3.x+(ypos_temp3.y+acht*(out_uvblockpos_xy.xy))*acht);\n"\r
 199                                 //" bool subsample=(mod(ypos_temp2.x,ctwo)>halfst);\n"\r
 200                 " subsample=mod(ypos_temp3.x,ctwo)==cone;\n"\r
 201                 " ypos_temp2.xz*=halfst;\n"\r
 202                 " ypos_temp2*=c1over1024;\n"\r
 203 \r
 204                 " ypos_temp1=texture2D(blocks,ypos_temp2.xy);\n" // now select the right data\r
 205                 " if (subsample){\n"\r
 206                 "  ypos_temp2.xy=ypos_temp1.zw;\n"\r
 207                 " }else {\n"\r
 208                 "  ypos_temp2.xy=ypos_temp1.xy;\n"\r
 209                 " }\n"\r
 210                 " gl_FragColor.g=unpack_short(ypos_temp2.rg);\n"\r
 211 \r
 212                 " ypos_temp1=texture2D(blocks,ypos_temp2.zw);\n" // now select the right data\r
 213                 " if (subsample){\n"\r
 214                 "  ypos_temp2.xy=ypos_temp1.zw;\n"\r
 215                 " }else {\n"\r
 216                 "  ypos_temp2.xy=ypos_temp1.xy;\n"\r
 217                 " }\n"\r
 218                 " gl_FragColor.b=unpack_short(ypos_temp2.rg);\n"\r
 219                 " if (out_unsupported!=0.) {\n"\r
 220                 "    gl_FragColor.rgb=vec3(cone,cone,0.0);\n"\r
 221                 "}\n"\r
 222 \r
 223 \r
 224                 //" ypos_temp2=mix(ypos_temp1.rg,ypos_temp1.ba,step(c1over2047,mod(ypos_temp2.x,c1over1023)));\n" //activate this\r
 225 \r
 226 \r
 227                 //" gl_FragColor.r=subsample/acht;\n" //signed later TODO\r
 228                 //" gl_FragColor.g=0.5;\n"\r
 229                 //" gl_FragColor.b=0.5;\n"\r
 230                 " gl_FragColor.a=1.0;\n"\r
 231                 //" vec4 blocks=texture2D(blocks,gl_FragCoord.xy/600.);\n"\r
 232 //              "help.x=texture2D(textureY,out_texCoord).r;\n"\r
 233 //              "help.y=texture2D(textureU,out_texCoord).r;\n"\r
 234 //              "help.z=texture2D(textureV,out_texCoord).r;\n" //-uv_corr;\n"\r
 235    //   "  gl_FragColor.rgba=blocks;\n"\r
 236         //      "  gl_FragColor.rgba=vec4(0.7,0.5,0.5,1.0);\n"\r
 237                 //"  gl_FragColor.a=1.;\n"\r
 238                 "}\n";\r
 239 \r
 240 GLMocoShader::GLMocoShader(): GLShader("GLMocoShader")\r
 241 {\r
 242 \r
 243         frame_buf=0;\r
 244         blocks_loc=0;\r
 245 }\r
 246 \r
 247 GLMocoShader::~GLMocoShader()\r
 248 {\r
 249         //parent does everything\r
 250 }\r
 251 \r
 252 int GLMocoShader::init() {\r
 253 \r
 254         if (!initShaders(moco_vertex_shader, moco_frag_shader)) {\r
 255                 Log::getInstance()->log("GLMocoShader", Log::ERR, "init Shaders failed for GLMocoShader");\r
 256                 return 0;\r
 257         }\r
 258         loc_pict_scale = glGetUniformLocation(shad_program, "pict_scale");\r
 259         blocks_loc = glGetUniformLocation(shad_program, "blocks");\r
 260         forward_pic_loc = glGetUniformLocation(shad_program, "forward_pic");\r
 261         backward_pic_loc = glGetUniformLocation(shad_program, "backward_pic");\r
 262 \r
 263 //      frame_sampler_locY = glGetUniformLocation(shad_program, "textureY");\r
 264         // Log::getInstance()->log("OSD", Log::WARN, "uniform location %x %x",frame_sampler_locY,glGetError());\r
 265 //      frame_sampler_locU = glGetUniformLocation(shad_program, "textureU");\r
 266         //Log::getInstance()->log("OSD", Log::WARN, "uniform location %x %x",frame_sampler_locU,glGetError());\r
 267 //      frame_sampler_locV = glGetUniformLocation(shad_program, "textureV");\r
 268         glGenFramebuffers(1, &frame_buf);\r
 269         //Log::getInstance()->log("GLMocoShader", Log::WARN, "genframe bufmark1 glerror %x",glGetError());\r
 270         glGenTextures(1, &data_blocks);\r
 271         glBindTexture(GL_TEXTURE_2D, data_blocks);\r
 272         glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, BLOCK_TEXTURE_WIDTH >>1, BLOCK_TEXTURE_HEIGHT, 0, GL_RGBA,\r
 273                                 GL_UNSIGNED_BYTE, NULL);\r
 274         char buffer[BLOCK_TEXTURE_WIDTH*4];\r
 275         memset(buffer,0,BLOCK_TEXTURE_WIDTH*4); // the last line is black, simplifies the shader algorithms\r
 276 \r
 277         glTexSubImage2D(GL_TEXTURE_2D,0,0,BLOCK_TEXTURE_HEIGHT-1,\r
 278                         1024,1,\r
 279                         GL_RGBA,GL_UNSIGNED_BYTE,\r
 280                         buffer);\r
 281 \r
 282         glGenBuffers(1,&macro_block);\r
 283         glBindBuffer(GL_ARRAY_BUFFER,macro_block);\r
 284         glBufferData(GL_ARRAY_BUFFER,4096*4*sizeof(XvMCMacroBlock),NULL,GL_DYNAMIC_DRAW);\r
 285         valid_macro_blocks=0;\r
 286 \r
 287 \r
 288         glGenBuffers(1,&triangles);\r
 289         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,triangles);\r
 290         GLushort *tri_indices=(GLushort *)malloc(sizeof(GLushort)*4096*6);\r
 291         if (!tri_indices) {\r
 292                 Log::getInstance()->log("GLMocoShader", Log::WARN, "allocating triindices failed");\r
 293                 return 0;\r
 294         }\r
 295         GLushort *tri_indices_run=tri_indices;\r
 296         for (int i=0;i<4096;i++) {\r
 297                 *tri_indices_run=i+0*4096;  //strip\r
 298                 tri_indices_run++;\r
 299                 *tri_indices_run=i+2*4096;  //strip\r
 300                 tri_indices_run++;\r
 301                 *tri_indices_run=i+1*4096;  //strip\r
 302                 tri_indices_run++;\r
 303                 *tri_indices_run=i+3*4096;  //strip\r
 304                 tri_indices_run++;\r
 305                 *tri_indices_run=i+3*4096;  //strip\r
 306                 tri_indices_run++;\r
 307                 *tri_indices_run=i+1+0*4096;  //strip\r
 308                 tri_indices_run++;\r
 309         }\r
 310 \r
 311 \r
 312 \r
 313 \r
 314 \r
 315         glBufferData(GL_ELEMENT_ARRAY_BUFFER,4096*6*sizeof(GLushort),tri_indices,GL_STREAM_DRAW);\r
 316         free(tri_indices);\r
 317 \r
 318         glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0);\r
 319         glBindBuffer(GL_ARRAY_BUFFER,0);\r
 320 \r
 321 \r
 322 \r
 323         return 1;\r
 324 \r
 325 }\r
 326 \r
 327 int GLMocoShader::deinit()\r
 328 {\r
 329         glDeleteFramebuffers(1, &frame_buf);\r
 330         glDeleteTextures(1, &data_blocks);\r
 331         return deinitShaders();\r
 332 }\r
 333 \r
 334 \r
 335 \r
 336 int GLMocoShader::uploadDataBlocks(short* blocks,unsigned int num_blocks, XvMCMacroBlock *m_blocks,unsigned int num_m_blocks)\r
 337 {\r
 338         unsigned int height=(num_blocks)/(BLOCK_PER_ROW);\r
 339 \r
 340         glBindTexture(GL_TEXTURE_2D, data_blocks);\r
 341         glPixelStorei(GL_UNPACK_ALIGNMENT,1);\r
 342 \r
 343 \r
 344 \r
 345 \r
 346 //      Log::getInstance()->log("GLMocoShader", Log::WARN, "uploadDataBlocks mark1 glerror %x %d",glGetError(),height);\r
 347         glTexSubImage2D(GL_TEXTURE_2D,0,0,0,\r
 348                 BLOCK_TEXTURE_WIDTH>>1,height,\r
 349                 GL_RGBA,GL_UNSIGNED_BYTE,\r
 350                 blocks);\r
 351 //      Log::getInstance()->log("GLMocoShader", Log::WARN, "uploadDataBlocks mark2 glerror %x",glGetError());\r
 352         glTexSubImage2D(GL_TEXTURE_2D,0,0,height+1,\r
 353                         (num_blocks%BLOCK_PER_ROW)>>1,1,\r
 354                         GL_RGBA,GL_UNSIGNED_BYTE,\r
 355                         blocks);\r
 356 \r
 357         //Log::getInstance()->log("GLMocoShader", Log::WARN, "uploadDataBlocks mark2 glerror %x",glGetError());\r
 358 \r
 359 \r
 360 \r
 361         glBindTexture(GL_TEXTURE_2D, 0);\r
 362 \r
 363         valid_macro_blocks=num_m_blocks;\r
 364         glBindBuffer(GL_ARRAY_BUFFER,macro_block);\r
 365         XvMCMacroBlock *m_blocks_run=m_blocks;\r
 366         XvMCMacroBlock *m_blocks_end=m_blocks+num_m_blocks;\r
 367         while (m_blocks_run!=m_blocks_end) {\r
 368                 m_blocks_run->pad0=0xFF00;\r
 369                 m_blocks_run++;\r
 370         }\r
 371         // debug\r
 372 /*      m_blocks[0].x=0;\r
 373         m_blocks[0].y=0;\r
 374         m_blocks[3]=m_blocks[2]=m_blocks[1]=m_blocks[0];\r
 375         m_blocks[0].pad0=0xFF00;\r
 376         m_blocks[1].pad0=0xFFFF;\r
 377         m_blocks[2].pad0=0x0000;\r
 378         m_blocks[3].pad0=0x00FF;\r
 379         m_blocks[1].x=0;\r
 380         m_blocks[1].y=0;\r
 381         m_blocks[2].x=0;\r
 382         m_blocks[2].y=0;\r
 383         m_blocks[3].x=0;\r
 384         m_blocks[3].y=0;*/\r
 385 \r
 386         glBufferSubData(GL_ARRAY_BUFFER, 0* sizeof(XvMCMacroBlock), num_m_blocks * sizeof(XvMCMacroBlock),\r
 387                         m_blocks);\r
 388 \r
 389 \r
 390         m_blocks_run = m_blocks;\r
 391         m_blocks_end = m_blocks + num_m_blocks;\r
 392         while (m_blocks_run != m_blocks_end) {\r
 393                 m_blocks_run->pad0 = 0xFFFF;\r
 394                 m_blocks_run++;\r
 395         }\r
 396         glBufferSubData(GL_ARRAY_BUFFER, 4096* sizeof(XvMCMacroBlock), num_m_blocks * sizeof(XvMCMacroBlock),\r
 397                         m_blocks);\r
 398 \r
 399 \r
 400         m_blocks_run = m_blocks;\r
 401         m_blocks_end = m_blocks + num_m_blocks;\r
 402         while (m_blocks_run != m_blocks_end) {\r
 403                 m_blocks_run->pad0 = 0x0000;\r
 404                 m_blocks_run++;\r
 405         }\r
 406         glBufferSubData(GL_ARRAY_BUFFER, 2 * 4096* sizeof(XvMCMacroBlock),\r
 407                         num_m_blocks * sizeof(XvMCMacroBlock), m_blocks);\r
 408 \r
 409 \r
 410         m_blocks_run = m_blocks;\r
 411         m_blocks_end = m_blocks + num_m_blocks;\r
 412         while (m_blocks_run != m_blocks_end) {\r
 413                 m_blocks_run->pad0 = 0x00FF;\r
 414                 m_blocks_run++;\r
 415         }\r
 416         glBufferSubData(GL_ARRAY_BUFFER, 3 * 4096* sizeof(XvMCMacroBlock),\r
 417                         num_m_blocks * sizeof(XvMCMacroBlock), m_blocks);\r
 418 \r
 419 \r
 420         glBindBuffer(GL_ARRAY_BUFFER,0);\r
 421 \r
 422         return 1;\r
 423 \r
 424 \r
 425 \r
 426 }\r
 427 \r
 428 int GLMocoShader::doMoCo(VPEOGLFrame *target,VPEOGLFrame *forward,VPEOGLFrame *backward)\r
 429 {\r
 430 \r
 431 //      Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark-2 glerror %x %x",glGetError(),frame_buf);\r
 432 \r
 433         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark-1 glerror %x %x",glGetError(),frame_buf);\r
 434         glBindFramebuffer(GL_FRAMEBUFFER, frame_buf);\r
 435         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark1 glerror %x %x %x",glGetError(),target->textures[0],target->textures[1]);\r
 436 \r
 437 \r
 438         glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0,\r
 439                         GL_TEXTURE_2D, target->textures[0], 0);\r
 440         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark1apres glerror %x",glGetError());\r
 441 \r
 442 \r
 443 \r
 444 \r
 445         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2 glerror %x",glGetError());\r
 446 \r
 447         //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2a glerror %x",glGetError());\r
 448 \r
 449         int status = glCheckFramebufferStatus(GL_FRAMEBUFFER);\r
 450         if (status == GL_FRAMEBUFFER_COMPLETE) {\r
 451                 glViewport(0, 0, target->width,target->height);\r
 452         //      Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2b glerror %x",glGetError());\r
 453 \r
 454                 XvMCMacroBlock * helperp=NULL;\r
 455 \r
 456                 glClearColor(0.0f,0.5f,0.5f,1.f); //this black\r
 457                 glClear(GL_COLOR_BUFFER_BIT);\r
 458                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark2c glerror %x",glGetError());\r
 459 \r
 460                 glUseProgram(shad_program);\r
 461                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark3 glerror %x",glGetError());\r
 462 \r
 463 \r
 464                 const GLfloat pict_scale[]={  32./((float)target->width),32./((float)target->height)};\r
 465 \r
 466                 glUniform2fv(loc_pict_scale,1,(const GLfloat*)&pict_scale);\r
 467 \r
 468 \r
 469 \r
 470                 glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,triangles);\r
 471                                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark5 glerror %x",glGetError());\r
 472                 glBindBuffer(GL_ARRAY_BUFFER,macro_block);\r
 473 \r
 474 \r
 475 \r
 476                 glVertexAttribPointer(0, 2, GL_SHORT, GL_FALSE,\r
 477                                 sizeof(XvMCMacroBlock), NULL);\r
 478 \r
 479                 glEnableVertexAttribArray(0);\r
 480 \r
 481                 glVertexAttribPointer(1, 2, GL_UNSIGNED_BYTE, GL_TRUE,sizeof(XvMCMacroBlock), (const void *) &(helperp->pad0));\r
 482                 glEnableVertexAttribArray(1);\r
 483 \r
 484                 glVertexAttribPointer(2, 4, GL_UNSIGNED_BYTE, GL_FALSE,sizeof(XvMCMacroBlock), (const void *) &(helperp->macroblock_type));\r
 485                 glEnableVertexAttribArray(2);\r
 486 \r
 487                 glVertexAttribPointer(3, 1, GL_SHORT, GL_FALSE,sizeof(XvMCMacroBlock), (const void *) &(helperp->coded_block_pattern));\r
 488                 glEnableVertexAttribArray(3);\r
 489                 glVertexAttribPointer(4, 2, GL_UNSIGNED_SHORT, GL_FALSE,sizeof(XvMCMacroBlock), (const void *) &(helperp->index));\r
 490                 glEnableVertexAttribArray(4);\r
 491 \r
 492 \r
 493                 glActiveTexture(GL_TEXTURE0);\r
 494                 glBindTexture(GL_TEXTURE_2D,data_blocks);\r
 495                 glUniform1i(blocks_loc,0);\r
 496                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);\r
 497                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);\r
 498                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);\r
 499                 glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);\r
 500 \r
 501                 if (forward) {\r
 502                         glActiveTexture(GL_TEXTURE1);\r
 503                         glBindTexture(GL_TEXTURE_2D,forward->textures[0]);\r
 504                         glUniform1i(forward_pic_loc,1);\r
 505                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);\r
 506                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);\r
 507                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);\r
 508                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);\r
 509                 }\r
 510 \r
 511                 if (backward) {\r
 512                         glActiveTexture(GL_TEXTURE2);\r
 513                         glBindTexture(GL_TEXTURE_2D,backward->textures[1]);\r
 514                         glUniform1i(backward_pic_loc,2);\r
 515                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MIN_FILTER,GL_NEAREST);\r
 516                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_MAG_FILTER,GL_NEAREST);\r
 517                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_S,GL_CLAMP_TO_EDGE);\r
 518                         glTexParameteri(GL_TEXTURE_2D,GL_TEXTURE_WRAP_T,GL_CLAMP_TO_EDGE);\r
 519                 }\r
 520 \r
 521                 glDrawElements(GL_TRIANGLE_STRIP, valid_macro_blocks*6,\r
 522                         GL_UNSIGNED_SHORT, NULL);\r
 523 \r
 524 \r
 525                 /*\r
 526                 glVertexAttribPointer(0, 2, GL_SHORT, GL_FALSE,sizeof(XvMCMacroBlock), 0);\r
 527                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark3 glerror %x",glGetError());\r
 528                 glEnableVertexAttribArray(0);\r
 529 \r
 530                 glVertexAttribPointer(1, 2, GL_UNSIGNED_BYTE, GL_TRUE,sizeof(XvMCMacroBlock), (const void *) &(helperp->pad0));\r
 531                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark3 glerror %x",glGetError());\r
 532                 glEnableVertexAttribArray(1);*/\r
 533 \r
 534         //      Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark4 glerror %x",glGetError());\r
 535 \r
 536 \r
 537                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark6 glerror %x",glGetError());\r
 538 \r
 539         //      glDrawElements(GL_TRIANGLE_STRIP,/*valid_macro_blocks*/4,GL_UNSIGNED_SHORT,0);\r
 540                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark7 glerror %x %x",glGetError(),valid_macro_blocks);\r
 541                 //cleanup\r
 542 \r
 543                 glBindBuffer(GL_ELEMENT_ARRAY_BUFFER,0);\r
 544                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark5 glerror %x",glGetError());\r
 545                 glBindBuffer(GL_ARRAY_BUFFER,0);\r
 546 \r
 547                 glBindFramebuffer(GL_FRAMEBUFFER, 0);\r
 548                 glBindTexture(GL_TEXTURE_2D, 0);\r
 549                 //Log::getInstance()->log("GLMocoShader", Log::WARN, "doMoCo mark8 glerror %x",glGetError());\r
 550         } else {\r
 551                 glBindFramebuffer(GL_FRAMEBUFFER, 0);\r
 552                 Log::getInstance()->log("GLMocoShader", Log::WARN, "framebuffer not complete %x",status);\r
 553                 return -1;\r
 554         }\r
 555 \r
 556         glFinish(); // since the main rendering is done in a different thread we have to make sure rendering is finished before passing the texture\r
 557         // call this only in the last stage of rendering the moco frame\r
 558         return 0;\r
 559 \r
 560 \r
 561 \r
 562 }\r
 563 \r
 564 /*\r
 565 \r
 566 int GLMocoShader::PrepareRendering(GLuint y_tex, GLuint u_tex, GLuint v_tex) { // This Function setups the rendering pipeline according to the shaders standards\r
 567 \r
 568         //Log::getInstance()->log("OSD", Log::WARN, "mark1 glerror %x",glGetError());\r
 569 \r
 570 \r
 571         //Log::getInstance()->log("OSD", Log::WARN, "mark2 glerror %x",glGetError());\r
 572 \r
 573 \r
 574         glActiveTexture( GL_TEXTURE2);\r
 575         glBindTexture(GL_TEXTURE_2D, v_tex);\r
 576         glUniform1i(frame_sampler_locV, 2);\r
 577         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r
 578         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r
 579 \r
 580         glActiveTexture( GL_TEXTURE1);\r
 581         glBindTexture(GL_TEXTURE_2D, u_tex);\r
 582         glUniform1i(frame_sampler_locU, 1);\r
 583         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r
 584         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r
 585 \r
 586         glActiveTexture( GL_TEXTURE0);\r
 587         glBindTexture(GL_TEXTURE_2D, y_tex);\r
 588         glUniform1i(frame_sampler_locY, 0);\r
 589         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);\r
 590         glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);\r
 591         return 1;\r
 592 \r
 593 }*/\r
 594 \r
 595 int GLMocoShader::BindAttributes()\r
 596 {\r
 597         glBindAttribLocation(shad_program,0,"block_pos");\r
 598         glBindAttribLocation(shad_program,1,"block_edge");\r
 599         glBindAttribLocation(shad_program,2,"block_types");\r
 600         glBindAttribLocation(shad_program,3,"cbp");\r
 601         glBindAttribLocation(shad_program,4,"index");\r
 602         //glBindAttribLocation(shad_program,1,"tex_coord");\r
 603         return 1;\r
 604 }\r